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Finding the Fourth Proportional to 559,467.80, 837,233.40 and 512,228.60

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Solution

The fourth proportional to 559,467.80, 837,233.40 and 512,228.60 is: 766,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,467.80 : 837,233.40 = 512,228.60 : x
  2. Step 2: Convert to fraction form
    559,467.80/837,233.40 = 512,228.60/x
  3. Step 3: Cross multiply
    559,467.80x = 837,233.40 × 512,228.60
  4. Step 4: Simplify right side
    559,467.80x = 428,854,892,355.24
  5. Step 5: Solve for x
    x = 428,854,892,355.24/559,467.80
  6. Step 6: Final answer
    x = 766,540.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.